Simplex Trading
BELFB

Simplex Trading’s Bel Fuse Inc Class B BELFB Stock Holding History

Simplex Trading’s Portfolio BELFB Stock Details BELFB Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$66.6K Buy
+200
New +$54K ﹤0.01% 5999
2024
Q3 		– Sell
-200
Closed -$13K – 8478
2024
Q2 		$13K Buy
200
+100
+100% +$6.28K ﹤0.01% 7227
2024
Q1 		$6K Hold
100
– – ﹤0.01% 7888
2023
Q4 		$6K Buy
+100
New +$5.36K ﹤0.01% 7729
2023
Q3 		– Sell
-200
Closed -$11K – 8672
2023
Q2 		$11K Buy
200
+100
+100% +$4.58K ﹤0.01% 7292
2023
Q1 		$3K Buy
+100
New +$3.6K ﹤0.01% 8275
2022
Q2 		– Sell
-3,000
Closed -$53K – 9951
2022
Q1 		$53K Buy
+3,000
New +$44.2K ﹤0.01% 7040
2021
Q4 		– Sell
-100
Closed -$1K – 10473
2021
Q3 		$1K Hold
100
– – ﹤0.01% 9618
2021
Q2 		$1K Buy
+100
New +$1.65K ﹤0.01% 9794
2021
Q1 		– Sell
-1
Closed -$1K – 8811
2020
Q4 		$1K Sell
1
-14
-93% -$188 ﹤0.01% 8084
2020
Q3 		$16K Hold
15
– – ﹤0.01% 6488
2020
Q2 		$16K Buy
+15
New +$137 ﹤0.01% 6359
2017
Q1 		– Sell
-70
Closed -$3K – 6132
2016
Q4 		$3K Sell
70
-160
-70% -$4.45K ﹤0.01% 4688
2016
Q3 		$6K Buy
230
+70
+44% +$1.49K ﹤0.01% 4066
2016
Q2 		$17K Buy
+160
New +$2.71K ﹤0.01% 3034

Other funds holding BELFB

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
JT
Jupiter Topco New York $245B AUM
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $153B AUM 38.14% 1-Year Est. Return
WA
Wasatch Advisors Salt Lake City, Utah $15.3B AUM 25.06% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Bank of New York Mellon
Bank of New York Mellon New York $609B AUM 40.19% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Simplex Trading's BELFB Position: Q2 2026 in Review

Simplex Trading opened a new position in Bel Fuse Inc Class B (BELFB) in Q2 2026: 1,651 shares worth $550K. The stake represents ﹤0.01% of the portfolio and ranks #3484 among its holdings. This is a return to the name: Simplex Trading previously reported a position in BELFB as recently as Q4 2025.

Simplex Trading first reported a position in BELFB in Q2 2020 and has held it in 15 quarters since. 277 funds tracked by Wall St. Rank hold BELFB as of Q2 2026.

  • Simplex Trading held 1,651 shares of Bel Fuse Inc Class B worth $550K as of Q2 2026.
  • Bel Fuse Inc Class B was a new Simplex Trading position in Q2 2026.
  • Bel Fuse Inc Class B made up ﹤0.01% of Simplex Trading's portfolio in Q2 2026, its #3484 holding.
  • Simplex Trading first reported a position in Bel Fuse Inc Class B in Q2 2020 and has held it in 15 quarters since.
  • 277 funds tracked by Wall St. Rank held Bel Fuse Inc Class B as of Q2 2026.

Based on Simplex Trading's 13F filing for Q2 2026, filed 12 Aug 2026.